Something to keep in mind with FileMaker Pro: You can express a number field as a Boolean. A Boolean value is either true or false, and often used to test the condition of something. FileMaker Pro treats a zero or null value in a number field as false in the Boolean sense; it treats any other data as true. Field listâ Select fields to include in your calculation from the list below the table menu. 2  Use the drop-down menu to change from table to table. 3  Note that double-clicking inserts a field into your calculation where your cursor currently sits.
Despite a series of storms and mutinies, the expedition reached the Spice Islands in 1521 and returned home via the Indian Ocean to complete the first circuit of the globe. Magellan did not complete the entire voyage, as he was killed during the Battle of Mactan in the Philippines in 1521. Magellan had already reached the Malay Archipelago in Southeast Asia on previous voyages traveling east (from 1505 to 1511-1512).
Ferdinand Magellan was just 10 years old when his parents died, after which he became a page to the Portuguese royal court, studying astronomy and cartography. Magellanâs early seafaring years saw him participate in the Battle of Diu and the Siege of Malacca.